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<h1 class="topictitle1">Installing OceanStor DataTurbo</h1>
<div><p>If the source deduplication function needs to be enabled after the client is installed, you can refer to this section to install OceanStor DataTurbo and enable the source deduplication function.</p>
<div class="section"><h4 class="sectiontitle">Prerequisites</h4><ul><li>Ensure that the free memory of the host where the client is installed is greater than 2 GB.</li><li>Ensure that the OS of the host where the client is installed supports source deduplication. For details about the OSs that support source deduplication, refer to <a href="https://info.support.huawei.com/storage/comp/#/oceanprotect" target="_blank" rel="noopener noreferrer">Compatibility Query Tool</a>.</li></ul>
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<div class="section"><h4 class="sectiontitle">Procedure</h4><ol><li><span>Download the client software package. For details, see <a href="en-us_topic_0000002200116889.html">Downloading a Client Software Package</a>.</span></li><li><span>Open the downloaded client software package and obtain the OceanStor DataTurbo installation package <strong>dataturbo.zip</strong> from the <strong>..\DataProtect_</strong><em>XXX</em><strong>_client_general_</strong><em>XXX</em><strong>.zip\DataProtect_</strong><em>XXX</em><strong>_client_general_</strong><em>XXX</em><strong>\third_party_software</strong> directory.</span><p><div class="note"><img src="public_sys-resources/note_3.0-en-us.png"><span class="notetitle"> </span><div class="notebody"><p id="EN-US_TOPIC_0000002200031329__en-us_topic_0000002200116873_p1818285216413">The name of the client software package varies depending on the version, client type, and OS.</p>
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</p></li><li><span>Upload the OceanStor DataTurbo installation package to the host where the client is installed.</span></li><li><span>Install OceanStor DataTurbo and start the service. For details, see "Installation" and "Starting the Service" in the <a href="https://support.huawei.com/enterprise/en/flash-storage/oceanprotect-x8000-pid-251807257?category=configuration-commissioning&amp;subcategory=configuration-guide" target="_blank" rel="noopener noreferrer">SourceDedupe User Guide</a> of the corresponding version.</span><p><div class="note"><img src="public_sys-resources/note_3.0-en-us.png"><span class="notetitle"> </span><div class="notebody"><ul><li>For the Linux OS, <span>after source deduplication is enabled, add the source deduplication user to <strong>sudoers</strong> before the first backup. For details, see <a href="en-us_topic_0000002200031105.html">How Can I Add a Source Deduplication User to sudoers? (Applicable to the Linux OS)</a>.</span></li><li>For the Windows OS, <span id="EN-US_TOPIC_0000002200031329__ph154629106403">after source deduplication is enabled, add the SID (S-1-5-18) of user <strong id="EN-US_TOPIC_0000002200031329__b11752811812">system</strong> to the <span class="filepath" id="EN-US_TOPIC_0000002200031329__filepath8365201855911"><b>...\oceanstor\dataturbo\conf\whitelist</b></span> whitelist and run the <strong id="EN-US_TOPIC_0000002200031329__b171722812819">sc stop dataturbo</strong> and <strong id="EN-US_TOPIC_0000002200031329__b117628289">sc start dataturbo</strong> commands in sequence to restart the DataTurbo service.</span></li></ul>
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